Windows 10

Windows 10 Technical Preview

Windows’ Next Version Is Called Windows 10

Microsoft announced the newest version of Windows 10, with Microsoft noting that Windows 10 is still in the early stages, and a lot of stuff is subject to change
Microsoft revealed some new features. The most notable additions are in the form of Cortana on a PC, and a new browser, codenamed Spartan.
Microsoft is finally adding two very popular features to Windows: an Expose-like multitasking feature called “Task View”, where you can see all your open windows at once, and the ability to create multiple desktops for better Window organization (known as Spaces on the Mac). You can launch this multitasking view from a new “Task View” button in the taskbar.
Some of the features add to the newest version of Windows

1- The Start Menu Is Back
2- Modern Apps Come to the Desktop
3- Improved Multitasking and Multiple Desktops
4- An Updated Command Prompt
(Ability to paste directory into the Command Prompt with Ctrl+V)
5- New browser, codenamed Spartan
6- Updates to the Touch Interface

The update will be free (for the first year of availability) to existing Windows 7, Windows 8 and Windows 8.1 personal and small business users (Enterprise accounts will not be entitled to free upgrades).
For those looking to live on the bleeding edge and get a feel for the new features you can sign up to become a member of the Insider program and put the Windows 10 Technical Preview through its paces.